init

main.go

@@ -0,0 +1,25 @@
+package main
+
+import (
+	"fmt"
+	"net/mail"
+	"os"
+)
+
+func main() {
+	if len(os.Args) < 2 {
+		fmt.Fprintf(os.Stderr, "usage: mailchk <email>\n")
+		os.Exit(1)
+	}
+
+	var err error
+	for _, email := range os.Args[1:] {
+		if _, err = mail.ParseAddress(email); err != nil {
+			fmt.Fprintf(os.Stderr, "problem parsing email %q: %v\n", email, err)
+		}
+	}
+
+	if err != nil {
+		os.Exit(1)
+	}
+}